com.mysql.cj.protocol.ValueDecoder Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of mysql-connector-java Show documentation
JDBC Type 4 driver for MySQL
The newest version!
/*
 * Copyright (c) 2015, 2020, Oracle and/or its affiliates.
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, version 2.0, as published by the
 * Free Software Foundation.
 *
 * This program is also distributed with certain software (including but not
 * limited to OpenSSL) that is licensed under separate terms, as designated in a
 * particular file or component or in included license documentation. The
 * authors of MySQL hereby grant you an additional permission to link the
 * program and your derivative works with the separately licensed software that
 * they have included with MySQL.
 *
 * Without limiting anything contained in the foregoing, this file, which is
 * part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
 * version 1.0, a copy of which can be found at
 * http://oss.oracle.com/licenses/universal-foss-exception.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License, version 2.0,
 * for more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
 */

package com.mysql.cj.protocol;

import com.mysql.cj.result.Field;
import com.mysql.cj.result.ValueFactory;

/**
 * A value decoder is responsible for interpreting a byte array as a value. The type of the value is encoded in the method call. After decoding, the value
 * decoder passes an intermediate representation of the value to a {@link ValueFactory} for result value creation.
 * 
 * @since 6.0
 */
public interface ValueDecoder {
     T decodeDate(byte[] bytes, int offset, int length, ValueFactory vf);

     T decodeTime(byte[] bytes, int offset, int length, int scale, ValueFactory vf);

     T decodeTimestamp(byte[] bytes, int offset, int length, int scale, ValueFactory vf);

     T decodeDatetime(byte[] bytes, int offset, int length, int scale, ValueFactory vf);

     T decodeInt1(byte[] bytes, int offset, int length, ValueFactory vf);

     T decodeUInt1(byte[] bytes, int offset, int length, ValueFactory vf);

     T decodeInt2(byte[] bytes, int offset, int length, ValueFactory vf);

     T decodeUInt2(byte[] bytes, int offset, int length, ValueFactory vf);

     T decodeInt4(byte[] bytes, int offset, int length, ValueFactory vf);

     T decodeUInt4(byte[] bytes, int offset, int length, ValueFactory vf);

     T decodeInt8(byte[] bytes, int offset, int length, ValueFactory vf);

     T decodeUInt8(byte[] bytes, int offset, int length, ValueFactory vf);

     T decodeFloat(byte[] bytes, int offset, int length, ValueFactory vf);

     T decodeDouble(byte[] bytes, int offset, int length, ValueFactory vf);

     T decodeDecimal(byte[] bytes, int offset, int length, ValueFactory vf);

     T decodeByteArray(byte[] bytes, int offset, int length, Field f, ValueFactory vf);

     T decodeBit(byte[] bytes, int offset, int length, ValueFactory vf);

     T decodeSet(byte[] bytes, int offset, int length, Field f, ValueFactory vf);

     T decodeYear(byte[] bytes, int offset, int length, ValueFactory vf);
}